package com.dubito.concurrency.example.atomic;

import com.dubito.concurrency.annotation.ThreadSafe;
import lombok.Getter;
import lombok.extern.slf4j.Slf4j;

import java.util.concurrent.atomic.AtomicIntegerFieldUpdater;
import java.util.concurrent.atomic.AtomicReference;

/**
 * @author liliang
 * @description:
 * @date 2018/3/28.
 */
@Slf4j
@ThreadSafe
public class AtomicExample5 {

    private static AtomicIntegerFieldUpdater<AtomicExample5> updater = AtomicIntegerFieldUpdater
            .newUpdater(AtomicExample5.class, "count");

    @Getter
    public volatile int count = 100;



    public static void main(String[] args) {
        AtomicExample5 example5 = new AtomicExample5();
        if (updater.compareAndSet(example5, 100, 120)) {
            log.info("count success 1,{}", example5.getCount());
        }
        if (updater.compareAndSet(example5, 100, 120)) {
            log.info("count success 2,{}", example5.getCount());
        } else {
            log.info("count failed,{}", example5.getCount());
        }
    }
}